Aiwa CDC-X427 User manual

CDC-X427 YUC
STEREO CAR CD RECEIVER
RADIO-TOCADISCOS DE CD ESTEREOFONICO PARA
AUTOMOVIL
OWNER’S RECORD
For your convenience, record the model number and
serialnumber(youwillfindthemonthebottomsideof
yourset)inthespace provided below. Pleasereferto
them when you contact your AIWA dealer in case of
difficulty.
Model No. CDC-X427
Serial No.
ENGLISH
ESPAÑOL
FRANÇAIS
OPERATING INSTRUCTIONS
MANUAL DE INSTRUCCIONES
MODE D’EMPLOI
8C-KCG-901-01
011120ATM-OX

1 ENGLISH
PRECAUTIONS
• Use only in a 12-volt DC negative-ground electrical
system.
• Disconnect the vehicle’s negative battery terminal
while mounting and connecting the unit.
• When replacing the fuse, be sure to use one with an
identical amperage rating. Using a fuse with a higher
amperage rating may cause serious damage to the
unit.
• DoNOTattempttodisassembletheunit.Laserbeams
from the optical pickup are dangerous to the eyes.
• Makesurethat pinsor other foreign objects do notget
insidetheunit;theymaycausemalfunctions,orcreate
safety hazards such as electrical shock or laser beam
exposure.
• When your vehicle has been parked in direct sunlight
resulting in a considerable rise in the temperature
inside, allow the unit to cool off before operating it.
• Keep the volume at a level at which you can hear
outside warning sounds (horns, sirens, etc.).
NOTE
This equipment has been tested and found to comply
with the limits for a Class B digital device, pursuant to
Part 15 of the FCC Rules. These limits are designed to
provide reasonable protection against harmful
interference in a residential installation.
This equipment generates, uses, and can radiate radio
frequency energy and, if not installed and used in
accordance with the instructions, may cause harmful
interference to radio communications. However, there
is no guarantee that interference will not occur in a
particular installation. If this equipment does cause
harmful interference to radio or television reception,
which can be determined by turning the equipment off
and on, the user is encouraged to try to correct the
interference by one or more of the following measures:
— Reorient or relocate the receiving antenna.
— Increase the separation between the equipment
and receiver.
— Connect the equipment into an outlet on circuit
differentfromthattowhichthereceiverisconnected.
— Consult the dealer or an experienced radio/TV
technician for help.
CAUTION
Modifications or adjustments to this product, which are
not expressly approved by the manufacturer, may void
the user’s right or authority to operate this product.
In addition to ordinary CDs, CD-Rs or CD-RWs can
bereadby thisunit. However,NEVERuse aCD-R or
CD-RW that contains no data or data in the wrong
format, such as MP3 or other computer files.
1 ENGLISH
TABLE OF CONTENTS
THEFT PROTECTION .............................................. 2
BASIC OPERATION, AUDIO AND CLOCK
ADJUSTMENT ..................................................... 2
RADIO OPERATION................................................. 3
CD PLAYER OPERATION ........................................ 4
AUXILIARY EQUIPMENT ......................................... 5
OTHER FUNCTIONS ............................................... 6
CARD REMOTE CONTROL ..................................... 6
TROUBLESHOOTING .............................................. 7
MAINTENANCE ........................................................ 7
SPECIFICATIONS .................................................... 7
Note
Some buttons are assigned two or more functions.
For detailed descriptions, refer to the related pages.
CD Notes
• Playing a defective or dusty CD can
cause dropouts in sound.
• Hold CDs as illustrated.
• Do NOT touch the unlabeled side.
• Do NOT attach any seal, label or
data protection sheet to either side of CD.
• Do NOT expose a CD to direct sunlight or excessive
heat.
• WipeadirtyCDfromthecenteroutwardwithacleaning
cloth.
Never use solvents such as benzine or alcohol.
• This unit cannot play 3-inch (8 cm) CDs.
• NEVERinserta 3-inchCD containedin theadapter or
any irregularly shaped CD.
The unit may not be able to eject it, resulting in a
malfunction.
DEMO (Demonstration) mode
The unit has an extra display (DEMO) mode which
demonstrates the illumination modes of the unit. The
unit switches to DEMO mode automatically if you turn
the unit on and leave it as it is for 5 seconds after all the
connections have been completed.
To cancel DEMO mode
1DuringDEMO mode,press andholdSRC until“ILL”
appears in the display.
2Press ior kto select “DE.”
3Turn AUDIO CONTROL to select “DE 0.”
To resume DEMO mode, select “DE 1” in step 3.

ENGLISH 2 ENGLISH 2
THEFT PROTECTION
Take the front panel with you when leaving the car, and
keep it in the supplied carrying case.
Detaching the front panel
Before detaching the front panel, remove the CD to
prevent possible damage to the unit.
1Press zto remove the CD.
2Press and hold PWR/MUTE until the unit turns off.
3Press %. (Hold the panel with one hand to prevent
accidentally dropping it.)
4Remove the panel.
Attaching the front panel
1Engagetheleftsideofthefrontpaneltotheleftcatch
on the unit.
2Push the panel forward until it locks. Be sure not to
pressanybuttonswhileyouareattaching thepanel.
Note
Do not touch the connector on the reverse side of the
frontpanel.Thiscouldcauseapoororfaultyconnection.
ENGLISH
BASIC OPERATION,
AUDIO AND CLOCK
ADJUSTMENT
PWR/MUTE SEL
DISP
BAND SRC
AUDIO CONTROL
i / k
Turning the unit on/off
•Press PWR/MUTE to turn on the unit. The unit also
turns on when you insert a CD.
•Press and hold PWR/MUTE until the unit turns off.
Note
Most operations described in this manual require
theunittobeturnedonbeforestartingtheoperation,
unless explicitly stated otherwise.
Changing the source mode
1Press SRC.
Pressing SRC cycles through source modes in the
following order:
FM1 (FM2/FM3/AM1/AM2) → CD* → AUX
↑
*“CD”does not appear in the display when there is no
CD in the unit.
Adjusting the volume
1Turn AUDIO CONTROL.
VOL (volume) indicator flashes.
Muting the sound
1Press PWR/MUTE briefly.
MUTE indicator flashes.
To restore volume, briefly press PWR/MUTE again.

3 ENGLISH 3 ENGLISH
Adjusting sound
You can select the following modes for adjusting sound
depending on the music you listen to: BASS (low
frequencies), TRE (high frequencies), BAL (left/right),
FAD (front/ rear) and H-BASS (high bass).
1Press SEL repeatedly to select the mode to be
adjusted.
Pressing SEL cycles through the modes. The
selected mode’s indicator flashes.
2Turn AUDIO CONTROL to increase/decrease the
level or to select on/off for the selected mode.
Note
Adjust the level or select on/off within 5 seconds, or the
selected mode will return to previous state.
Aligning the source levels
(Source Level Adjuster)
Volume may vary each time you change the source
mode. In this case, you can align each source mode’s
volume to almost the same level.
1PressSRCorBANDrepeatedlytoselectthedesired
mode.
2Press DISP while pressing SEL.
“LA 0”appears in the display.
3Turn AUDIO CONTROL to adjust the level.
Note
Adjust the level within 5 seconds, or the selected mode
will be canceled.
Restoring the factory settings
1Turn off the unit.
2Press and hold DISP until “LA --”appears in the
display.
Note
YoucanrestorethefactorysettingsonlyforVOL,BASS,
TRE, BAL, FAD, and H-BASS, and aligned source
volume levels.
Muting button beep sounds
1Turn off the unit.
2Press and hold SEL until “bEEP”appears in the
display.
3TurnAUDIOCONTROLtoselecton(levelindicators
appear) or off (level indicators disappear).
4Press SEL.
Setting the clock
1Press and hold DISP until the clock indicator
flashes in the display.
2Press i(to set hour) or k(to set minute), and
then turn AUDIO CONTROL.
3Press DISP.
Displaying the clock
1Press DISP.
To return to the former display, press DISP again.
RADIO OPERATION
Tuning in to a station
(Seek/Manual Tuning)
LO
i / k
BAND
Stereo indicator Local indicator
Band indicator Frequency indication
1Press BAND repeatedly to select the desired band
(FM1, FM2, FM3, AM1, or AM2).
2* Press i(to move to higher frequencies) or k(to
move to lower frequencies) to tune in to a station.
“ST”appears in the display when an FM station is
broadcastinginstereo,andreceivingconditionsare
good.
*Seek Tuning and Manual Tuning
•Press and hold ior kuntil seek Tuning starts.
Theunitlocatesastationautomatically(SeekTuning).
•Press ior krepeatedly to search for a desired
station while increasing or decreasing the frequency
step by step (Manual Tuning).
To stop Seek Tuning, press ior kagain.

ENGLISH 4 ENGLISH 4
Monaural mode
When signals become weak, or reception becomes
poor,the unit automatically switches toMonauralmode
to reduce noise.
Local mode
Local mode allows you to tune in only to strong stations
during Seek Tuning.
1Press LO before you start seek tuning.
“LO”appears in the display.
To return to Distant mode, press LO again.
“LO”disappears and the unit tunes in to all receivable
stations.
Using preset stations
Youmustpresetstationsbeforeyoucantuneinastation
using preset station number buttons.
i / k
PS/A.ME
BAND
Preset station number
Presetting stations automatically
(Auto Memory)
1Press BAND repeatedly to select the desired band
(FM1, FM2, FM3, AM1, or AM2).
2Press and hold PS/A.ME until automatic presetting
starts.
The unit automatically stores up to 6 stations for
each band.
After completion of automatic presetting, the unit
tunes in to the station stored on preset station
button 1.
Tocancelautomaticpresetting,pressPS/A.MEagain.
Checking the preset stations (Preset Scan)
1Press PS/A.ME briefly.
Each preset station will be tuned in for 5 seconds in
order.
To cancel Preset Scan, press PS/A.ME again or any
preset station button.
Presetting stations manually
(Manual Memory)
1Press BAND repeatedly to select the desired band
(FM1, FM2, FM3, AM1, or AM2).
2Press ior kto tune in to a desired station (see
“Tuning in to a station”as well for another tuning
method).
3Pressandholdthedesiredpresetstationbuttonuntil
the unit beeps.
Note
Anewlypreset station replaces the station on the same
band that was previously stored on that preset station
button.
Tuning in to a preset station
1Press BAND repeatedly to select the desired band
(FM1, FM2, FM3, AM1 or AM2).
2Pressthepresetstationbuttononwhichthedesired
station is stored.
Active tuning reception control (ATRC)
The unit automatically suppresses FM noise caused by
vehicle movement, and maintains sound quality.
CD PLAYER OPERATION
Playing a CD
You can play CDs, CD-Rs and CD-RWs using the
procedure described below.
r / t
z
INT RNDM
REP 1
SRC
1Insert a CD.
“CD”appears in the display.
CD play starts.
Ifa CD isalreadyinserted, press SRC repeatedlyto
select CD play mode.
In normal play, when the last track finishes, the unit
returns to the first track and continues to play.
Preset station buttons 1 to 6

5 ENGLISH 5 ENGLISH
Intro Play
Youcan locate adesired track bymonitoring the first10
seconds of all the tracks on a CD.
1Press INT during CD play.
“SCAN”appears in the display.
2Press INT again when the desired track is played.
The unit returns to normal CD play.
One track Repeat Play
You can play a track repeatedly.
1Press REP1 during CD play.
“REPEAT1”appears in the display.
To cancel One track Repeat Play, press REP1 again.
Random Play
You can play all the tracks in random order.
1Press RNDM during CD play.
“RANDOM”appears in the display.
To cancel Random Play, press RNDM again.
Note
During Random Play, pressing rallows you to skip
only to the beginning of the current track, not to the
previous track.
AUXILIARY EQUIPMENT
Listening to a cassette/MD/MP3 portable
player or other equipment
Youcanlistentoequipmentconnectedtotheunit.Refer
to the operating instructions for the corresponding
equipment for more detailed information.
Be sure to remove inserted CDs to prevent possible
damage to the unit before connecting the equipment.
SRC
1Connectacassette/MD/MP3portableplayerorother
equipment to the unit’s AUX jack (3.5 mm dia.).
2Press SRC repeatedly until “AUX”appears in the
display.
During AUX mode, the clock display appears.
To
Eject a CD
Skip to the next track
Go back to the beginning
of the current track
Each extra press skips
backward one extra track
Locate a specific point in
a track
Press
z
t
r
Press and hold ror
tuntil you find the
point.
Labeled-side up
Track number
CD indicator Elapsed playing time
Note
•When you play a CD that is already inserted, CD play
starts at the point where it stopped the previous time.
A newly inserted CD starts from the first track.
•ACD-RorCD-RWmaytakesometimetostartplaying
back, but this is not a malfunction.
•Ifa CD-R or CD-RW withnodata or incompatible data
is inserted, “E03”will appear in the display. The unit
cannot play such discs.
AUX jack

ENGLISH 6 ENGLISH 6
AUDIO
CONTROL
OTHER FUNCTIONS
SRC
Changing the key illumination color
Youcanchooseblueorredasthekeyilluminationcolor.
1Press and hold SRC until “ILL”appears in the
display.
2Turn AUDIO CONTROL to select 1 (for blue) or 2
(for red).
Setting the dimmer of the display
1Pressand hold SEL until “D”appears inthedisplay.
2TurnAUDIOCONTROLtoselect“D0(bright)”or“D
1 (dimmed).”
CARD REMOTE
CONTROL
Names of parts
BAND TAPE
CD
CD-CH
FFREW
TUNING / DISC
VOLUME
SKIP
UP
DOWN
1BAND button
2TAPE button (This button is not available with this
unit.)
3CD button
4CD-CH button (CD changer only)
5SKIP f/REW button
6SKIP g/FF button
7PS (preset) button
8TUNING/DISC UP/DOWN buttons
9VOLUME +/-buttons
Preparations
A lithium battery is installed in the remote control at the
factory.
Before you use the remote control, be sure to remove
the insulating sheet by simply pulling it out.
Replacing the battery
1Insert the tip of a pointed object Ainto the hole B
and pull out the battery holder to remove the lithium
battery (CR2025).
Remote control (back)
Battery holder
2Install a new lithium battery (CR2025) with the )
side facing up in the battery holder.
3Push the battery holder into the unit until it clicks.
CAUTION
•Keep the lithium battery out of the reach of children. If
swallowed, consult a doctor immediately.
•To prevent a short circuit, never pinch the battery with
pliers, etc.
Remote control (back)
Insulating sheet

7 ENGLISH
TROUBLESHOOTING
Error code
In the following cases the corresponding error code
indication appears. Follow the suggestions below to
solve such problems. If the error code indication does
not disappear, consult an AIWA service center.
E03 Focuserror.CheckthattheCDisloadedproperly
(right side up, etc.), and the CD contains valid
data.
Reset button
IfaCDdoesnotoperateproperly,presstheresetbutton
with a pointed object such as a pencil, etc. Note that all
your settings will be erased if this button is pressed.
Reset button
MAINTENANCE
Cleaning the front panel
Wipethesurfacewitha soft, dry cloth. Do not use liquid
cleaners or aerosol cleaners.
Cleaning the connector
The connector needs to be cleaned occasionally. Wipe
the surface of the connector with a cotton swab slightly
moistened with alcohol.
Back of the front panel
SPECIFICATIONS
RADIO SECTION
(FM)
Frequency Range: 87.5 MHz –108 MHz
Usable Sensitivity: 12.7 dBf
50 dB Quieting Sensitivity: 17.2 dBf
IF Rejection: 100 dB
Frequency Response: 30 Hz –15,000 Hz
S/N Ratio: 70 dB
Stereo Separation: 35 dB at 1 kHz
Alternate Channel Selectivity: 90 dB
Capture Ratio: 3 dB
(AM)
Frequency Range: 530 kHz –1,710 kHz
Usable Sensitivity: 30 µV (30 dB)
CD SECTION
Frequency Response: 17 Hz –20 kHz +0/–3 dB
Dynamic Range: More than 85 dB
Channel Separation: More than 60 dB
S/N Ratio: More than 90 dB
Wow/Flutter: Unmeasurable
AUDIO SECTION
Max. Power Output:45 W ×4 channels
AUX input
Input sensitivity (load impedance) AUX: 300 mV
(10 kΩ)
GENERAL
Power-Supply Voltage: 14.4 V (11 to 16 V
allowable), DC, negative ground
Load Impedance: 4 Ω
Tone Control:
Bass ± 10 dB at 100 Hz, Treble ± 10 dB at 10 kHz
Preamp Output Voltage (load impedance): 2.2 V
(10 kΩ)
Installed size: 182 (W) ×53 (H) ×155 (D) mm
(7 1/4(W) ×2 1/8(H) ×6 1/8(D) inches)
Supplied Accessory: Carrying case (1)
CARD REMOTE CONTROL
Dimensions: approx. 33 (W) ×85 (H) ×7.5 (D) mm
(1 5/16 (W) ×3 3/8(H) ×5/16 (D) inches)
Weight: approx. 20g (0.7 oz.) (including battery)
•Specificationsand externalappearance aresubject to
change without notice due to product improvement.
REAR PANEL
For details, refer to the separate “INSTALLATION AND
CONNECTIONS”.

Printed in Indonesia